/Engine/Plugins/Runtime/SmartObjects/Source/SmartObjectsModule/Public/SmartObjectSubsystem.h
TConstArrayView< [TWeakObjectPtr](API\Runtime\Core\UObject\TWeakObjectPtr)< [ASmartObjectPersistentCollection](API\Plugins\SmartObjectsModule\ASmartObjectPersistentCollection) > > GetRegisteredCollections() const